/// <summary>
/// 自由线程，检测未发送的数据并发出,存在其中的就是没有收到确认包的数据包
/// </summary>
void CheckUnConfirmedQueue()
{
do
{
if (sendlist.Count > 0)
{
UdpPacket[] array = null;
lock (sendlist)
{
array = sendlist.ToArray();
}
//挨个重新发送并计数
Array.ForEach(array, s =>
{
s.sendtimes++;
if (s.sendtimes >= MaxResendTimes)
{
//sOnPackageSendFailure//出发发送失败事件
sendlist.Remove(s);//移除该包
}
else
{
//重新发送
byte[] udpPacketDatagram = SerializationUnit.SerializeObject(s);
client.Send(udpPacketDatagram, udpPacketDatagram.Length, s.remoteip);
}
});
}
Thread.Sleep(CheckQueueTimeInterval);//间隔一定时间重发数据
} while (true);
}
//接收数据的回调函数
public void ReceiveCallback(IAsyncResult param)
{
if (param.IsCompleted)
{
UdpPacket udpp = null;
try
{
byte[] data = client.EndReceive(param, ref remotIpEnd);//接收数据,当Client端连接主机的时候，test就变成Cilent端的IP了
udpp = (UdpPacket)SerializationUnit.DeserializeObject(data);
}
catch (Exception ex)
{
//异常处理操作
}
finally
{
AsyncReceiveData();
}
if (udpp != null)//触发数据包收到事件
{
if (!RecListDic.ContainsKey(udpp.sequence))
{
RecListDic.Add(udpp.sequence, new RecDataList(udpp));
RecDataList rdl = RecListDic[udpp.sequence];
rdl.addPacket(udpp);
}
else
{
RecDataList rdl = RecListDic[udpp.sequence];
rdl.addPacket(udpp);
}
foreach (KeyValuePair <long, RecDataList> ss in RecListDic)//循环看看是否有哪一个满了
{
Msg m = ss.Value.show();
if (m != null)
{
if (ReceivedOk != null)
{
ReceivedOk(m, remotIpEnd);
}
RecListDic.Remove(ss.Value.sequence);
break;
}
}
PackageEventArgs arg = new PackageEventArgs(udpp, remotIpEnd);
OnPackageReceived(arg);
}
}
}
/// <summary>
/// 同步数据接收方法
/// </summary>
public void ReceiveData()
{
while (true)
{
IPEndPoint retip = null;
UdpPacket udpp = null;
try
{
byte[] data = client.Receive(ref retip);//接收数据,当Client端连接主机的时候，retip就变成Cilent端的IP了
udpp = (UdpPacket)SerializationUnit.DeserializeObject(data);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
//异常处理操作
}
if (udpp != null)
{
if (!RecListDic.ContainsKey(udpp.sequence))
{
RecListDic.Add(udpp.sequence, new RecDataList(udpp));
RecDataList rdl = RecListDic[udpp.sequence];
rdl.addPacket(udpp);
}
else
{
RecDataList rdl = RecListDic[udpp.sequence];
rdl.addPacket(udpp);
}
foreach (KeyValuePair <long, RecDataList> ss in RecListDic)//循环看看是否有哪一个满了
{
Msg m = ss.Value.show();
if (m != null)
{
if (ReceivedOk != null)
{
ReceivedOk(m, retip);
}
RecListDic.Remove(ss.Value.sequence);
break;
}
}
PackageEventArgs arg = new PackageEventArgs(udpp, retip);
OnPackageReceived(arg);//数据包收到触发事件
}
}
}
/// <summary>
/// 同步发送分包数据
/// </summary>
/// <param name="message"></param>
public void SendData(Msg message)
{
ICollection <UdpPacket> udpPackets = UdpPacketSplitter.Split(message);
foreach (UdpPacket udpPacket in udpPackets)
{
byte[] udpPacketDatagram = SerializationUnit.SerializeObject(udpPacket);
this.client.Connect(udpPacket.remoteip);
//使用同步发送
client.Send(udpPacketDatagram, udpPacketDatagram.Length, udpPacket.remoteip);
if (udpPacket.IsRequireReceiveCheck)
{
PushSendItemToList(udpPacket);//将该消息压入列表
}
}
}
public static ICollection <UdpPacket> Split(Msg message)
{
byte[] datagram = null;
try
{
datagram = SerializationUnit.SerializeObject(message);
}
catch (Exception e)
{
//AddTalkMessage("数据转型异常");
}
//产生一个序列号，用来标识包数据属于哪一组
Random Rd = new Random();
long SequenceNumber = Rd.Next(88888, 999999);
ICollection <UdpPacket> udpPackets = UdpPacketSplitter.Split(SequenceNumber, datagram, 10240, message.destinationIP, message.port);
return(udpPackets);
}
/// <summary>
/// 异步分包发送数组的方法
/// </summary>
/// <param name="message"></param>
public void AsyncSendData(Msg message)
{
ICollection <UdpPacket> udpPackets = UdpPacketSplitter.Split(message);
this.client.Connect(udpPackets.FirstOrDefault().remoteip);
foreach (UdpPacket udpPacket in udpPackets)
{
byte[] udpPacketDatagram = SerializationUnit.SerializeObject(udpPacket);
//使用同步发送
//client.Send(udpPacketDatagram, udpPacketDatagram.Length);
//使用异步的方法发送数据
this.client.BeginSend(udpPacketDatagram, udpPacketDatagram.Length, new AsyncCallback(SendCallback), null);
//Thread.Sleep(10);
}
}
public Msg show()
{
if (RecudpPackets.Count == total)//表示已经收集满了
{
//重组数据
foreach (UdpPacket udpPacket in RecudpPackets)
{
//偏移量
int offset = (udpPacket.index - 1) * udpPacket.dataLength;
Buffer.BlockCopy(udpPacket.data, 0, DataBuffer, offset, udpPacket.data.Length);
}
Msg rmsg = (Msg)SerializationUnit.DeserializeObject(DataBuffer);
DataBuffer = null;
RecudpPackets.Clear();
return(rmsg);
}
else
{
return(null);
}
}
//把这个对象生成byte[]
public byte[] ToArray()
{
return(SerializationUnit.SerializeObject(this));
}
